Utility calculators
Browse 12 utility calculators.
Tier CCooking Measurement Converter (Cups, Tbsp, Tsp, mL)Convert US customary cooking measurements between cups, tablespoons, teaspoons, fluid ounces, milliliters, and liters using exact NIST volume constants.Updated 2026-08-23Tier CFinal Grade Calculator (What Do I Need on the Final?)Calculate the score you need on a final exam to reach a target overall course grade, from two known category weights and scores.Updated 2026-08-23Tier CFuel Economy Converter (MPG ↔ L/100km)Convert fuel economy between US MPG and L/100km using exact NIST unit constants, and estimate cost per mile from a fuel price.Updated 2026-08-23Tier CGPA Calculator (4.0 Scale)Calculate a semester or cumulative GPA on the standard 4.0 scale from up to six courses' letter grades and credit hours.Updated 2026-08-23Tier CHeight Converter (ft/in to cm)Convert height between feet/inches and centimeters using the exact international inch definition.Updated 2026-08-23Tier CHours Calculator (Clock Time to Total Hours)Calculate total hours worked between a clock-in and clock-out time, including overnight shifts, minus an optional unpaid break.Updated 2026-08-23Tier CInternet Speed Converter (Mbps ↔ MB/s, Download Time)Convert internet connection speed between Mbps and MB/s, and estimate how long a file will take to download at that speed.Updated 2026-08-23Tier CRunning Pace Calculator (min/mile ↔ min/km, Race Predictor)Convert running pace between minutes per mile and minutes per km, or predict a race finish time at a different distance using the Riegel formula.Updated 2026-08-23Tier CSquare Footage Calculator (Room Area + Flooring Needed)Calculate a room's area in square feet from its length and width, and estimate how much flooring material to buy including a waste-factor allowance.Updated 2026-08-23Tier CTemperature Converter (°C ↔ °F)Convert temperature between Celsius and Fahrenheit and see whether a reading meets the clinical fever threshold.Updated 2026-08-23Tier CTime Zone Meeting PlannerConvert a meeting time from a home city to up to two other cities using fixed standard-time UTC offsets.Updated 2026-08-23Tier CWeight Converter (kg ↔ lbs, Stone)Convert weight between kilograms, pounds, and stone using the exact international avoirdupois pound.Updated 2026-08-23